RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f25 ]---
==================================================================
BUG: KASAN: use-after-free in rb_buffer_peek+0x71a/0x7a0 kernel/trace/ring_buffer.c:4568
Read of size 4 at addr ffff88813062f06d by task syz.9.536/2568

CPU: 1 PID: 2568 Comm: syz.9.536 Tainted: G        W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x1a7/0x208 lib/dump_stack.c:118
 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:435 [inline]
 kasan_report+0x100/0x140 mm/kasan/report.c:452
 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308
 rb_buffer_peek+0x71a/0x7a0 kernel/trace/ring_buffer.c:4568
 ring_buffer_peek+0x183/0x360 kernel/trace/ring_buffer.c:4762
 peek_next_entry kernel/trace/trace.c:3495 [inline]
 __find_next_entry+0x34d/0x6b0 kernel/trace/trace.c:3539
 trace_find_next_entry_inc kernel/trace/trace.c:3619 [inline]
 tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6410
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8

The buggy address belongs to the page:
page:ffffea0004c18bc0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x13062f
flags: 0x4000000000000000()
raw: 4000000000000000 dead000000000100 dead000000000122 0000000000000000
raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as freed
page last allocated via order 0, migratetype Movable, gfp_mask 0x100cca(GFP_HIGHUSER_MOVABLE), pid 2502, ts 172528211988, free_ts 173793613978
 set_page_owner include/linux/page_owner.h:35 [inline]
 post_alloc_hook mm/page_alloc.c:2456 [inline]
 prep_new_page+0x176/0x190 mm/page_alloc.c:2462
 get_page_from_freelist+0x225f/0x23f0 mm/page_alloc.c:4254
 __alloc_pages_nodemask+0x29a/0x640 mm/page_alloc.c:5384
 __alloc_pages include/linux/gfp.h:544 [inline]
 __alloc_pages_node include/linux/gfp.h:557 [inline]
 alloc_pages_node include/linux/gfp.h:571 [inline]
 alloc_pages include/linux/gfp.h:590 [inline]
 shmem_alloc_page+0x1fd/0x380 mm/shmem.c:1580
 shmem_alloc_and_acct_page+0x3d3/0x840 mm/shmem.c:1605
 shmem_getpage_gfp+0x785/0x20f0 mm/shmem.c:1918
 shmem_getpage mm/shmem.c:161 [inline]
 shmem_write_begin+0xce/0x1b0 mm/shmem.c:2497
 generic_perform_write+0x2ce/0x540 mm/filemap.c:3509
 __generic_file_write_iter+0x24b/0x480 mm/filemap.c:3638
 generic_file_write_iter+0xa9/0x1d0 mm/filemap.c:3670
 call_write_iter include/linux/fs.h:2072 [inline]
 new_sync_write fs/read_write.c:518 [inline]
 vfs_write+0x770/0xd70 fs/read_write.c:605
 ksys_write+0x14a/0x260 fs/read_write.c:658
 __do_sys_write fs/read_write.c:670 [inline]
 __se_sys_write fs/read_write.c:667 [inline]
 __x64_sys_write+0x7b/0x90 fs/read_write.c:667
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:28 [inline]
 free_pages_prepare mm/page_alloc.c:1349 [inline]
 free_pcp_prepare mm/page_alloc.c:1421 [inline]
 free_unref_page_prepare+0x2b7/0x2d0 mm/page_alloc.c:3336
 free_unref_page_list+0x129/0x9c0 mm/page_alloc.c:3443
 release_pages+0xe41/0xe90 mm/swap.c:1103
 __pagevec_release+0x71/0xe0 mm/swap.c:1123
 pagevec_release include/linux/pagevec.h:88 [inline]
 shmem_undo_range+0x741/0x1740 mm/shmem.c:965
 shmem_truncate_range mm/shmem.c:1069 [inline]
 shmem_evict_inode+0x1dc/0x970 mm/shmem.c:1169
 evict+0x4a9/0x940 fs/inode.c:612
 iput_final fs/inode.c:1736 [inline]
 iput+0x654/0x7e0 fs/inode.c:1762
 dentry_unlink_inode+0x2d5/0x390 fs/dcache.c:378
 __dentry_kill+0x45b/0x660 fs/dcache.c:583
 dentry_kill+0xc0/0x2a0 fs/dcache.c:-1
 dput+0x42/0x80 fs/dcache.c:883
 __fput+0x4bd/0x730 fs/file_table.c:294
 ____fput+0x15/0x20 fs/file_table.c:314
 task_work_run+0x127/0x190 kernel/task_work.c:189
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop+0xcb/0xe0 kernel/entry/common.c:172

Memory state around the buggy address:
 ffff88813062ef00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff88813062ef80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff88813062f000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                                                          ^
 ffff88813062f080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff88813062f100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================
------------[ cut here ]------------
WARNING: CPU: 1 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 1 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 1 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 1 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47940 EFLAGS: 00010002
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000003035005d
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000088 CR3: 0000000134b77000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4562
 ring_buffer_consume+0x1b2/0x350 kernel/trace/ring_buffer.c:4842
 trace_consume kernel/trace/trace.c:3630 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6434
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f26 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 1 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 1 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 1 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47960 EFLAGS: 00010006
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47ac8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000003035005d
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000088 CR3: 0000000134b77000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4490
 ring_buffer_consume+0x1e6/0x350 kernel/trace/ring_buffer.c:4845
 trace_consume kernel/trace/trace.c:3630 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6434
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f27 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 1 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 1 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 1 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47800 EFLAGS: 00010002
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47978 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350061
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f190a89b000 CR3: 0000000134b77000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4562
 ring_buffer_peek+0x183/0x360 kernel/trace/ring_buffer.c:4762
 peek_next_entry kernel/trace/trace.c:3495 [inline]
 __find_next_entry+0x34d/0x6b0 kernel/trace/trace.c:3539
 trace_find_next_entry_inc kernel/trace/trace.c:3619 [inline]
 tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6410
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f28 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47940 EFLAGS: 00010006
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350061
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4562
 ring_buffer_consume+0x1b2/0x350 kernel/trace/ring_buffer.c:4842
 trace_consume kernel/trace/trace.c:3630 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6434
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f29 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47960 EFLAGS: 00010006
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47ac8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350061
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4490
 ring_buffer_consume+0x1e6/0x350 kernel/trace/ring_buffer.c:4845
 trace_consume kernel/trace/trace.c:3630 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6434
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f2a ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47800 EFLAGS: 00010002
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47978 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350065
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4562
 ring_buffer_peek+0x183/0x360 kernel/trace/ring_buffer.c:4762
 peek_next_entry kernel/trace/trace.c:3495 [inline]
 __find_next_entry+0x34d/0x6b0 kernel/trace/trace.c:3539
 trace_find_next_entry_inc kernel/trace/trace.c:3619 [inline]
 tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6410
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f2b ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47940 EFLAGS: 00010002
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350065
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4562
 ring_buffer_consume+0x1b2/0x350 kernel/trace/ring_buffer.c:4842
 trace_consume kernel/trace/trace.c:3630 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6434
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f2c ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47960 EFLAGS: 00010006
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47ac8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350065
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4490
 ring_buffer_consume+0x1e6/0x350 kernel/trace/ring_buffer.c:4845
 trace_consume kernel/trace/trace.c:3630 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6434
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f2d ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47800 EFLAGS: 00010006
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47978 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350069
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4562
 ring_buffer_peek+0x183/0x360 kernel/trace/ring_buffer.c:4762
 peek_next_entry kernel/trace/trace.c:3495 [inline]
 __find_next_entry+0x34d/0x6b0 kernel/trace/trace.c:3539
 trace_find_next_entry_inc kernel/trace/trace.c:3619 [inline]
 tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6410
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f2e ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47940 EFLAGS: 00010002
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350069
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4562
 ring_buffer_consume+0x1b2/0x350 kernel/trace/ring_buffer.c:4842
 trace_consume kernel/trace/trace.c:3630 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6434
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f2f ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47960 EFLAGS: 00010006
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47ac8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350069
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4490
 ring_buffer_consume+0x1e6/0x350 kernel/trace/ring_buffer.c:4845
 trace_consume kernel/trace/trace.c:3630 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6434
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f30 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47800 EFLAGS: 00010002
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47978 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000003035006d
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4562
 ring_buffer_peek+0x183/0x360 kernel/trace/ring_buffer.c:4762
 peek_next_entry kernel/trace/trace.c:3495 [inline]
 __find_next_entry+0x34d/0x6b0 kernel/trace/trace.c:3539
 trace_find_next_entry_inc kernel/trace/trace.c:3619 [inline]
 tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6410
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f31 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47940 EFLAGS: 00010002
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000003035006d
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4562
 ring_buffer_consume+0x1b2/0x350 kernel/trace/ring_buffer.c:4842
 trace_consume kernel/trace/trace.c:3630 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6434
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f32 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47960 EFLAGS: 00010006
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47ac8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000003035006d
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4490
 ring_buffer_consume+0x1e6/0x350 kernel/trace/ring_buffer.c:4845
 trace_consume kernel/trace/trace.c:3630 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6434
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f33 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47800 EFLAGS: 00010012
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47978 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350071
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4562
 ring_buffer_peek+0x183/0x360 kernel/trace/ring_buffer.c:4762
 peek_next_entry kernel/trace/trace.c:3495 [inline]
 __find_next_entry+0x34d/0x6b0 kernel/trace/trace.c:3539
 trace_find_next_entry_inc kernel/trace/trace.c:3619 [inline]
 tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6410
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f34 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47940 EFLAGS: 00010006
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350071
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4562
 ring_buffer_consume+0x1b2/0x350 kernel/trace/ring_buffer.c:4842
 trace_consume kernel/trace/trace.c:3630 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6434
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f35 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47960 EFLAGS: 00010006
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47ac8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350071
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4490
 ring_buffer_consume+0x1e6/0x350 kernel/trace/ring_buffer.c:4845
 trace_consume kernel/trace/trace.c:3630 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6434
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f36 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47800 EFLAGS: 00010002
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47978 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350075
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4562
 ring_buffer_peek+0x183/0x360 kernel/trace/ring_buffer.c:4762
 peek_next_entry kernel/trace/trace.c:3495 [inline]
 __find_next_entry+0x34d/0x6b0 kernel/trace/trace.c:3539
 trace_find_next_entry_inc kernel/trace/trace.c:3619 [inline]
 tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6410
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f37 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47940 EFLAGS: 00010006
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350075
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4562
 ring_buffer_consume+0x1b2/0x350 kernel/trace/ring_buffer.c:4842
 trace_consume kernel/trace/trace.c:3630 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6434
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f38 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47960 EFLAGS: 00010002
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47ac8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350075
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4490
 ring_buffer_consume+0x1e6/0x350 kernel/trace/ring_buffer.c:4845
 trace_consume kernel/trace/trace.c:3630 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6434
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f39 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47800 EFLAGS: 00010002
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47978 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350079
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4562
 ring_buffer_peek+0x183/0x360 kernel/trace/ring_buffer.c:4762
 peek_next_entry kernel/trace/trace.c:3495 [inline]
 __find_next_entry+0x34d/0x6b0 kernel/trace/trace.c:3539
 trace_find_next_entry_inc kernel/trace/trace.c:3619 [inline]
 tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6410
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f3a ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47940 EFLAGS: 00010006
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350079
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4562
 ring_buffer_consume+0x1b2/0x350 kernel/trace/ring_buffer.c:4842
 trace_consume kernel/trace/trace.c:3630 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6434
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f3b ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47960 EFLAGS: 00010006
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47ac8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000030350079
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4490
 ring_buffer_consume+0x1e6/0x350 kernel/trace/ring_buffer.c:4845
 trace_consume kernel/trace/trace.c:3630 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6434
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f3c ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 9d 30 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 8c 32 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f
RSP: 0018:ffffc90000f47800 EFLAGS: 00010002
RAX: 1ffff11020030401 RBX: ffff888100052600 RCX: ffffffff816704f4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000f47978 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000003035007d
R13: 1ffff11020057cb3 R14: 1ffff11020057cb6 R15: dffffc0000000000
FS:  00007fbc025916c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555615e14e8 CR3: 0000000134b77000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4562
 ring_buffer_peek+0x183/0x360 kernel/trace/ring_buffer.c:4762
 peek_next_entry kernel/trace/trace.c:3495 [inline]
 __find_next_entry+0x34d/0x6b0 kernel/trace/trace.c:3539
 trace_find_next_entry_inc kernel/trace/trace.c:3619 [inline]
 tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6410
 vfs_read+0x209/0xa50 fs/read_write.c:494
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbc03b7a159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbc02591028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fbc03e02180 RCX: 00007fbc03b7a159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 0000000000000007
RBP: 00007fbc03c1106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbc03e02218 R14: 00007fbc03e02180 R15: 00007fff3737c5a8
---[ end trace d21cc135a4067f3d ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 atomic_inc include/asm-generic/atomic-instrumented.h:241 [inline]
WARNING: CPU: 0 PID: 2568 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348
Modules linked in:
CPU: 0 PID: 2568 Comm: syz.9.536 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa78/0xbf0 kernel/trace/ring_buffer.c:4348